./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1c4d106eb612b91999bdca4bb49f57df1223b70f35ecd881d6daa6062cb1b0b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:30:28,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:30:28,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:30:28,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:30:28,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:30:28,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:30:28,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:30:28,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:30:28,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:30:28,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:30:28,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:30:29,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:30:29,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:30:29,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:30:29,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:30:29,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:30:29,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:30:29,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:30:29,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:30:29,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:30:29,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:30:29,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:30:29,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:30:29,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:30:29,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:30:29,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:30:29,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:30:29,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:30:29,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:30:29,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:30:29,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:30:29,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:30:29,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:30:29,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:30:29,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:30:29,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:30:29,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:30:29,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:30:29,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:30:29,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:30:29,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:30:29,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:30:29,087 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:30:29,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:30:29,088 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:30:29,088 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:30:29,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:30:29,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:30:29,090 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:30:29,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:30:29,091 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:30:29,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:30:29,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:30:29,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:30:29,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:30:29,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:30:29,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:30:29,093 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:30:29,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:30:29,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:30:29,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:30:29,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:30:29,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:30:29,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:30:29,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:30:29,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:30:29,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:30:29,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:30:29,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:30:29,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:30:29,097 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:30:29,097 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:30:29,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:30:29,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:30:29,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1c4d106eb612b91999bdca4bb49f57df1223b70f35ecd881d6daa6062cb1b0b [2021-10-21 19:30:29,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:30:29,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:30:29,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:30:29,434 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:30:29,436 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:30:29,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2021-10-21 19:30:29,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/data/1ca71f97f/14db9c201a834f71882233c68454192c/FLAG2bb5be51d [2021-10-21 19:30:30,218 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:30:30,219 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2021-10-21 19:30:30,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/data/1ca71f97f/14db9c201a834f71882233c68454192c/FLAG2bb5be51d [2021-10-21 19:30:30,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/data/1ca71f97f/14db9c201a834f71882233c68454192c [2021-10-21 19:30:30,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:30:30,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:30:30,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:30:30,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:30:30,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:30:30,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:30:30" (1/1) ... [2021-10-21 19:30:30,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a78b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:30, skipping insertion in model container [2021-10-21 19:30:30,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:30:30" (1/1) ... [2021-10-21 19:30:30,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:30:30,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:30:30,837 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c[1605,1618] [2021-10-21 19:30:31,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:30:31,062 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:30:31,091 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c[1605,1618] [2021-10-21 19:30:31,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:30:31,203 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:30:31,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31 WrapperNode [2021-10-21 19:30:31,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:30:31,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:30:31,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:30:31,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:30:31,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:30:31,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:30:31,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:30:31,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:30:31,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:30:31,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:30:31,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:30:31,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:30:31,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (1/1) ... [2021-10-21 19:30:31,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:30:31,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:30:31,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:30:31,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:30:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:30:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:30:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:30:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:30:32,822 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:30:32,822 INFO L299 CfgBuilder]: Removed 282 assume(true) statements. [2021-10-21 19:30:32,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:30:32 BoogieIcfgContainer [2021-10-21 19:30:32,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:30:32,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:30:32,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:30:32,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:30:32,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:30:30" (1/3) ... [2021-10-21 19:30:32,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7095651e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:30:32, skipping insertion in model container [2021-10-21 19:30:32,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:30:31" (2/3) ... [2021-10-21 19:30:32,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7095651e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:30:32, skipping insertion in model container [2021-10-21 19:30:32,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:30:32" (3/3) ... [2021-10-21 19:30:32,836 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53.cil.c [2021-10-21 19:30:32,843 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:30:32,843 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:30:32,903 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:30:32,911 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 19:30:32,911 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:30:32,936 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 19:30:32,944 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:32,945 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:32,945 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:32,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:32,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1201783907, now seen corresponding path program 1 times [2021-10-21 19:30:32,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:32,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603902965] [2021-10-21 19:30:32,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:32,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:33,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:33,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:33,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603902965] [2021-10-21 19:30:33,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603902965] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:33,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:33,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:30:33,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361663969] [2021-10-21 19:30:33,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:30:33,391 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:33,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:30:33,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:30:33,420 INFO L87 Difference]: Start difference. First operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:33,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:33,495 INFO L93 Difference]: Finished difference Result 384 states and 587 transitions. [2021-10-21 19:30:33,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:30:33,497 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-21 19:30:33,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:33,512 INFO L225 Difference]: With dead ends: 384 [2021-10-21 19:30:33,512 INFO L226 Difference]: Without dead ends: 191 [2021-10-21 19:30:33,517 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:30:33,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-21 19:30:33,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-10-21 19:30:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 188 states have (on average 1.5159574468085106) internal successors, (285), 190 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2021-10-21 19:30:33,578 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2021-10-21 19:30:33,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:33,579 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2021-10-21 19:30:33,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:33,580 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2021-10-21 19:30:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:30:33,582 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:33,582 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:33,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:30:33,583 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:33,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:33,584 INFO L82 PathProgramCache]: Analyzing trace with hash 290753154, now seen corresponding path program 1 times [2021-10-21 19:30:33,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:33,585 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952685962] [2021-10-21 19:30:33,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:33,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:33,716 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:33,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952685962] [2021-10-21 19:30:33,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952685962] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:33,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:33,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:30:33,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837109686] [2021-10-21 19:30:33,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:30:33,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:33,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:30:33,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:30:33,721 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:33,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:33,740 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2021-10-21 19:30:33,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:30:33,741 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 19:30:33,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:33,742 INFO L225 Difference]: With dead ends: 191 [2021-10-21 19:30:33,743 INFO L226 Difference]: Without dead ends: 73 [2021-10-21 19:30:33,744 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:30:33,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-21 19:30:33,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-21 19:30:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:33,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-21 19:30:33,755 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-10-21 19:30:33,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:33,755 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-21 19:30:33,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-21 19:30:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 19:30:33,772 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:33,773 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:33,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:30:33,774 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:33,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:33,775 INFO L82 PathProgramCache]: Analyzing trace with hash -2129855336, now seen corresponding path program 1 times [2021-10-21 19:30:33,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:33,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801378168] [2021-10-21 19:30:33,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:33,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:33,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:33,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801378168] [2021-10-21 19:30:33,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801378168] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:33,967 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:33,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:30:33,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695798069] [2021-10-21 19:30:33,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:30:33,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:33,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:30:33,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:30:33,972 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:34,110 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2021-10-21 19:30:34,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:30:34,112 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-21 19:30:34,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:34,113 INFO L225 Difference]: With dead ends: 140 [2021-10-21 19:30:34,113 INFO L226 Difference]: Without dead ends: 73 [2021-10-21 19:30:34,114 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 41.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:30:34,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-21 19:30:34,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-21 19:30:34,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-10-21 19:30:34,123 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-10-21 19:30:34,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:34,123 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-10-21 19:30:34,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-10-21 19:30:34,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-21 19:30:34,125 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:34,125 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:34,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:30:34,126 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:34,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:34,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1287566232, now seen corresponding path program 1 times [2021-10-21 19:30:34,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:34,127 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37406906] [2021-10-21 19:30:34,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:34,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:34,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:34,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:34,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37406906] [2021-10-21 19:30:34,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37406906] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:34,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:34,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:30:34,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15019932] [2021-10-21 19:30:34,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:30:34,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:34,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:30:34,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:30:34,228 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:34,290 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-21 19:30:34,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:30:34,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-21 19:30:34,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:34,293 INFO L225 Difference]: With dead ends: 151 [2021-10-21 19:30:34,294 INFO L226 Difference]: Without dead ends: 84 [2021-10-21 19:30:34,295 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:30:34,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-21 19:30:34,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2021-10-21 19:30:34,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 81 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2021-10-21 19:30:34,312 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2021-10-21 19:30:34,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:34,313 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2021-10-21 19:30:34,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,313 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2021-10-21 19:30:34,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:30:34,314 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:34,314 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:34,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:30:34,315 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:34,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:34,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1887369033, now seen corresponding path program 1 times [2021-10-21 19:30:34,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:34,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121183679] [2021-10-21 19:30:34,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:34,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:34,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:34,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121183679] [2021-10-21 19:30:34,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121183679] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:34,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:34,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:30:34,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165840826] [2021-10-21 19:30:34,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:30:34,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:34,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:30:34,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:30:34,400 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:34,486 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2021-10-21 19:30:34,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:30:34,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:30:34,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:34,489 INFO L225 Difference]: With dead ends: 216 [2021-10-21 19:30:34,489 INFO L226 Difference]: Without dead ends: 140 [2021-10-21 19:30:34,490 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:30:34,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-21 19:30:34,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2021-10-21 19:30:34,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.3888888888888888) internal successors, (125), 90 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2021-10-21 19:30:34,502 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2021-10-21 19:30:34,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:34,502 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2021-10-21 19:30:34,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,503 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2021-10-21 19:30:34,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:30:34,504 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:34,505 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:34,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:30:34,505 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:34,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:34,506 INFO L82 PathProgramCache]: Analyzing trace with hash 759972940, now seen corresponding path program 1 times [2021-10-21 19:30:34,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:34,506 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060280256] [2021-10-21 19:30:34,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:34,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:34,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:34,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060280256] [2021-10-21 19:30:34,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060280256] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:34,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:34,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:30:34,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770747568] [2021-10-21 19:30:34,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:30:34,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:34,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:30:34,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:30:34,582 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:34,707 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2021-10-21 19:30:34,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:30:34,707 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:30:34,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:34,711 INFO L225 Difference]: With dead ends: 444 [2021-10-21 19:30:34,711 INFO L226 Difference]: Without dead ends: 359 [2021-10-21 19:30:34,712 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 29.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:30:34,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-21 19:30:34,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2021-10-21 19:30:34,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.3623188405797102) internal successors, (188), 138 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2021-10-21 19:30:34,743 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2021-10-21 19:30:34,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:34,746 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2021-10-21 19:30:34,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:34,746 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-10-21 19:30:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:30:34,750 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:34,750 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:34,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:30:34,751 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:34,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:34,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1917268878, now seen corresponding path program 1 times [2021-10-21 19:30:34,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:34,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781885270] [2021-10-21 19:30:34,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:34,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:34,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:34,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781885270] [2021-10-21 19:30:34,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781885270] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:34,866 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:34,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:30:34,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974652186] [2021-10-21 19:30:34,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:30:34,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:34,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:30:34,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:30:34,871 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:35,038 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2021-10-21 19:30:35,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:30:35,039 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:30:35,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:35,041 INFO L225 Difference]: With dead ends: 294 [2021-10-21 19:30:35,041 INFO L226 Difference]: Without dead ends: 209 [2021-10-21 19:30:35,042 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.3ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:30:35,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-21 19:30:35,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2021-10-21 19:30:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3560975609756099) internal successors, (278), 205 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2021-10-21 19:30:35,080 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2021-10-21 19:30:35,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:35,080 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2021-10-21 19:30:35,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2021-10-21 19:30:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:30:35,090 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:35,090 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:35,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:30:35,091 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:35,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:35,091 INFO L82 PathProgramCache]: Analyzing trace with hash 906151628, now seen corresponding path program 1 times [2021-10-21 19:30:35,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:35,092 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539200011] [2021-10-21 19:30:35,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:35,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:35,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:35,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:35,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539200011] [2021-10-21 19:30:35,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539200011] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:35,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:35,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:30:35,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290310406] [2021-10-21 19:30:35,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:30:35,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:35,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:30:35,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:30:35,194 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:35,291 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2021-10-21 19:30:35,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:30:35,292 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:30:35,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:35,296 INFO L225 Difference]: With dead ends: 484 [2021-10-21 19:30:35,296 INFO L226 Difference]: Without dead ends: 331 [2021-10-21 19:30:35,297 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:30:35,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2021-10-21 19:30:35,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2021-10-21 19:30:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 196 states have (on average 1.3571428571428572) internal successors, (266), 196 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2021-10-21 19:30:35,322 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2021-10-21 19:30:35,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:35,322 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2021-10-21 19:30:35,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,323 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2021-10-21 19:30:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:30:35,327 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:35,327 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:35,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 19:30:35,328 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:35,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:35,329 INFO L82 PathProgramCache]: Analyzing trace with hash -2003254137, now seen corresponding path program 1 times [2021-10-21 19:30:35,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:35,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782504041] [2021-10-21 19:30:35,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:35,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:35,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:35,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782504041] [2021-10-21 19:30:35,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782504041] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:35,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:35,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 19:30:35,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983179698] [2021-10-21 19:30:35,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:30:35,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:35,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:30:35,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:30:35,453 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:35,794 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2021-10-21 19:30:35,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-21 19:30:35,795 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:30:35,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:35,799 INFO L225 Difference]: With dead ends: 555 [2021-10-21 19:30:35,799 INFO L226 Difference]: Without dead ends: 364 [2021-10-21 19:30:35,804 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 108.9ms TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2021-10-21 19:30:35,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-21 19:30:35,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2021-10-21 19:30:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 1.3125) internal successors, (210), 160 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2021-10-21 19:30:35,832 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2021-10-21 19:30:35,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:35,835 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2021-10-21 19:30:35,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:35,835 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2021-10-21 19:30:35,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:30:35,836 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:35,836 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:35,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:30:35,837 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:35,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:35,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1164317066, now seen corresponding path program 1 times [2021-10-21 19:30:35,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:35,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116390555] [2021-10-21 19:30:35,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:35,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:35,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:35,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:35,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116390555] [2021-10-21 19:30:35,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116390555] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:35,931 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:35,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 19:30:35,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424142245] [2021-10-21 19:30:35,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:30:35,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:35,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:30:35,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:30:35,933 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:36,023 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2021-10-21 19:30:36,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:30:36,023 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:30:36,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:36,025 INFO L225 Difference]: With dead ends: 413 [2021-10-21 19:30:36,025 INFO L226 Difference]: Without dead ends: 258 [2021-10-21 19:30:36,026 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 48.1ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-10-21 19:30:36,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-21 19:30:36,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2021-10-21 19:30:36,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 148 states have (on average 1.2905405405405406) internal successors, (191), 148 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2021-10-21 19:30:36,048 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2021-10-21 19:30:36,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:36,048 INFO L470 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2021-10-21 19:30:36,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2021-10-21 19:30:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-21 19:30:36,049 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:36,049 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:36,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 19:30:36,050 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:36,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:36,051 INFO L82 PathProgramCache]: Analyzing trace with hash 602597855, now seen corresponding path program 1 times [2021-10-21 19:30:36,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:36,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703306818] [2021-10-21 19:30:36,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:36,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 19:30:36,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:36,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703306818] [2021-10-21 19:30:36,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703306818] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:36,131 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:36,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:30:36,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480662559] [2021-10-21 19:30:36,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:30:36,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:36,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:30:36,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:30:36,133 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:36,179 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2021-10-21 19:30:36,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:30:36,179 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-10-21 19:30:36,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:36,182 INFO L225 Difference]: With dead ends: 301 [2021-10-21 19:30:36,182 INFO L226 Difference]: Without dead ends: 185 [2021-10-21 19:30:36,183 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:30:36,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2021-10-21 19:30:36,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2021-10-21 19:30:36,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.2954545454545454) internal successors, (171), 132 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2021-10-21 19:30:36,201 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2021-10-21 19:30:36,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:36,201 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2021-10-21 19:30:36,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,202 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2021-10-21 19:30:36,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-21 19:30:36,203 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:36,203 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:36,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 19:30:36,204 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:36,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:36,204 INFO L82 PathProgramCache]: Analyzing trace with hash 99994719, now seen corresponding path program 1 times [2021-10-21 19:30:36,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:36,205 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895929010] [2021-10-21 19:30:36,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:36,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:30:36,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:36,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895929010] [2021-10-21 19:30:36,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895929010] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:36,286 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:36,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:30:36,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955030080] [2021-10-21 19:30:36,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:30:36,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:36,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:30:36,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:30:36,288 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:36,435 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2021-10-21 19:30:36,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:30:36,435 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-21 19:30:36,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:36,440 INFO L225 Difference]: With dead ends: 684 [2021-10-21 19:30:36,441 INFO L226 Difference]: Without dead ends: 557 [2021-10-21 19:30:36,441 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 38.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:30:36,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2021-10-21 19:30:36,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2021-10-21 19:30:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2684824902723735) internal successors, (326), 257 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2021-10-21 19:30:36,485 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2021-10-21 19:30:36,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:36,487 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2021-10-21 19:30:36,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:36,488 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2021-10-21 19:30:36,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-21 19:30:36,489 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:36,489 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:36,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 19:30:36,489 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:36,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:36,490 INFO L82 PathProgramCache]: Analyzing trace with hash -42529499, now seen corresponding path program 1 times [2021-10-21 19:30:36,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:36,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561930052] [2021-10-21 19:30:36,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:36,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:36,584 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-21 19:30:36,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:36,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561930052] [2021-10-21 19:30:36,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561930052] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:30:36,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441459174] [2021-10-21 19:30:36,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:36,586 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:30:36,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:30:36,590 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:30:36,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 19:30:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:36,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:30:36,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:30:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-21 19:30:37,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441459174] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:30:37,107 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:30:37,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2021-10-21 19:30:37,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535708043] [2021-10-21 19:30:37,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-21 19:30:37,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:37,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-21 19:30:37,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-10-21 19:30:37,110 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand has 10 states, 10 states have (on average 8.5) internal successors, (85), 10 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:37,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:37,440 INFO L93 Difference]: Finished difference Result 634 states and 796 transitions. [2021-10-21 19:30:37,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 19:30:37,441 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 10 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-21 19:30:37,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:37,444 INFO L225 Difference]: With dead ends: 634 [2021-10-21 19:30:37,445 INFO L226 Difference]: Without dead ends: 382 [2021-10-21 19:30:37,445 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 109.5ms TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2021-10-21 19:30:37,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-10-21 19:30:37,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 244. [2021-10-21 19:30:37,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:37,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-21 19:30:37,504 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2021-10-21 19:30:37,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:37,505 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-21 19:30:37,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 10 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-21 19:30:37,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-21 19:30:37,506 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:37,506 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:37,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:30:37,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-21 19:30:37,722 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:37,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:37,723 INFO L82 PathProgramCache]: Analyzing trace with hash 280626892, now seen corresponding path program 1 times [2021-10-21 19:30:37,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:37,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847877068] [2021-10-21 19:30:37,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:37,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:37,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 19:30:37,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:37,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847877068] [2021-10-21 19:30:37,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847877068] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:37,836 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:37,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:30:37,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120065785] [2021-10-21 19:30:37,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:30:37,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:37,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:30:37,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:30:37,839 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:38,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:38,055 INFO L93 Difference]: Finished difference Result 863 states and 1069 transitions. [2021-10-21 19:30:38,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-21 19:30:38,055 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-21 19:30:38,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:38,060 INFO L225 Difference]: With dead ends: 863 [2021-10-21 19:30:38,061 INFO L226 Difference]: Without dead ends: 677 [2021-10-21 19:30:38,062 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 67.8ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-21 19:30:38,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2021-10-21 19:30:38,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 244. [2021-10-21 19:30:38,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2263374485596708) internal successors, (298), 243 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 298 transitions. [2021-10-21 19:30:38,102 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 298 transitions. Word has length 54 [2021-10-21 19:30:38,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:38,103 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 298 transitions. [2021-10-21 19:30:38,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 298 transitions. [2021-10-21 19:30:38,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-21 19:30:38,105 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:38,105 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:38,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 19:30:38,105 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:38,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:38,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1697794280, now seen corresponding path program 1 times [2021-10-21 19:30:38,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:38,107 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413350838] [2021-10-21 19:30:38,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:38,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 19:30:38,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:38,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413350838] [2021-10-21 19:30:38,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413350838] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:30:38,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:30:38,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:30:38,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465751074] [2021-10-21 19:30:38,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:30:38,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:38,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:30:38,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:30:38,191 INFO L87 Difference]: Start difference. First operand 244 states and 298 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:38,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:38,314 INFO L93 Difference]: Finished difference Result 740 states and 922 transitions. [2021-10-21 19:30:38,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:30:38,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-21 19:30:38,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:38,319 INFO L225 Difference]: With dead ends: 740 [2021-10-21 19:30:38,319 INFO L226 Difference]: Without dead ends: 554 [2021-10-21 19:30:38,320 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:30:38,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-10-21 19:30:38,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 250. [2021-10-21 19:30:38,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2208835341365463) internal successors, (304), 249 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:38,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 304 transitions. [2021-10-21 19:30:38,365 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 304 transitions. Word has length 60 [2021-10-21 19:30:38,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:38,366 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 304 transitions. [2021-10-21 19:30:38,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:38,366 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 304 transitions. [2021-10-21 19:30:38,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-21 19:30:38,368 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:30:38,368 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:30:38,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 19:30:38,369 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:30:38,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:30:38,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1439628842, now seen corresponding path program 1 times [2021-10-21 19:30:38,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:30:38,370 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451826385] [2021-10-21 19:30:38,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:38,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:30:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 19:30:38,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:30:38,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451826385] [2021-10-21 19:30:38,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451826385] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:30:38,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747758313] [2021-10-21 19:30:38,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:30:38,472 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:30:38,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:30:38,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:30:38,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-21 19:30:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:30:38,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-21 19:30:38,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:30:38,915 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 19:30:38,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747758313] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:30:38,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:30:38,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-21 19:30:38,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062895069] [2021-10-21 19:30:38,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:30:38,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:30:38,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:30:38,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:30:38,917 INFO L87 Difference]: Start difference. First operand 250 states and 304 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:39,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:30:39,174 INFO L93 Difference]: Finished difference Result 874 states and 1084 transitions. [2021-10-21 19:30:39,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-21 19:30:39,189 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-21 19:30:39,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:30:39,190 INFO L225 Difference]: With dead ends: 874 [2021-10-21 19:30:39,190 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:30:39,191 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 66.3ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-21 19:30:39,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:30:39,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:30:39,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:39,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:30:39,192 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2021-10-21 19:30:39,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:30:39,192 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:30:39,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:30:39,193 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:30:39,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:30:39,196 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:30:39,196 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:30:39,196 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:30:39,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:30:39,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-21 19:30:39,420 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:30:39,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:39,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:41,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:42,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:43,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:43,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:43,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:43,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:43,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:30:51,952 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 19:30:51,953 INFO L853 garLoopResultBuilder]: At program point L498(lines 493 501) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8 .cse9))) [2021-10-21 19:30:51,953 INFO L853 garLoopResultBuilder]: At program point L498-1(lines 493 501) the Hoare annotation is: false [2021-10-21 19:30:51,953 INFO L853 garLoopResultBuilder]: At program point L498-2(lines 493 501) the Hoare annotation is: false [2021-10-21 19:30:51,953 INFO L853 garLoopResultBuilder]: At program point L498-3(lines 493 501) the Hoare annotation is: false [2021-10-21 19:30:51,953 INFO L853 garLoopResultBuilder]: At program point L498-4(lines 493 501) the Hoare annotation is: false [2021-10-21 19:30:51,954 INFO L853 garLoopResultBuilder]: At program point L498-5(lines 493 501) the Hoare annotation is: false [2021-10-21 19:30:51,954 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 284) no Hoare annotation was computed. [2021-10-21 19:30:51,954 INFO L857 garLoopResultBuilder]: For program point L267-1(lines 267 284) no Hoare annotation was computed. [2021-10-21 19:30:51,954 INFO L857 garLoopResultBuilder]: For program point L267-2(lines 267 284) no Hoare annotation was computed. [2021-10-21 19:30:51,954 INFO L860 garLoopResultBuilder]: At program point L994(lines 975 997) the Hoare annotation is: true [2021-10-21 19:30:51,954 INFO L853 garLoopResultBuilder]: At program point L962(lines 958 964) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1)) [2021-10-21 19:30:51,954 INFO L857 garLoopResultBuilder]: For program point L369(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,954 INFO L857 garLoopResultBuilder]: For program point L369-2(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-3(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-5(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-6(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-8(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-9(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-11(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-12(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-14(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-15(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-17(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,955 INFO L857 garLoopResultBuilder]: For program point L369-18(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,956 INFO L857 garLoopResultBuilder]: For program point L369-20(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,956 INFO L857 garLoopResultBuilder]: For program point L369-21(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,956 INFO L857 garLoopResultBuilder]: For program point L369-23(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,956 INFO L857 garLoopResultBuilder]: For program point L369-24(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,956 INFO L857 garLoopResultBuilder]: For program point L369-26(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,956 INFO L857 garLoopResultBuilder]: For program point L369-27(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,956 INFO L857 garLoopResultBuilder]: For program point L369-29(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,957 INFO L857 garLoopResultBuilder]: For program point L369-30(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,957 INFO L857 garLoopResultBuilder]: For program point L369-32(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,957 INFO L857 garLoopResultBuilder]: For program point L369-33(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,957 INFO L857 garLoopResultBuilder]: For program point L271(lines 271 279) no Hoare annotation was computed. [2021-10-21 19:30:51,957 INFO L857 garLoopResultBuilder]: For program point L271-1(lines 271 279) no Hoare annotation was computed. [2021-10-21 19:30:51,957 INFO L857 garLoopResultBuilder]: For program point L369-35(lines 369 373) no Hoare annotation was computed. [2021-10-21 19:30:51,958 INFO L857 garLoopResultBuilder]: For program point L271-2(lines 271 279) no Hoare annotation was computed. [2021-10-21 19:30:51,958 INFO L857 garLoopResultBuilder]: For program point L141(lines 141 152) no Hoare annotation was computed. [2021-10-21 19:30:51,958 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 19:30:51,958 INFO L857 garLoopResultBuilder]: For program point L406(lines 406 410) no Hoare annotation was computed. [2021-10-21 19:30:51,958 INFO L857 garLoopResultBuilder]: For program point L406-3(lines 406 410) no Hoare annotation was computed. [2021-10-21 19:30:51,959 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 258) no Hoare annotation was computed. [2021-10-21 19:30:51,959 INFO L857 garLoopResultBuilder]: For program point L241-1(lines 241 258) no Hoare annotation was computed. [2021-10-21 19:30:51,959 INFO L857 garLoopResultBuilder]: For program point L406-6(lines 406 410) no Hoare annotation was computed. [2021-10-21 19:30:51,959 INFO L857 garLoopResultBuilder]: For program point L241-2(lines 241 258) no Hoare annotation was computed. [2021-10-21 19:30:51,959 INFO L857 garLoopResultBuilder]: For program point L241-3(lines 241 258) no Hoare annotation was computed. [2021-10-21 19:30:51,959 INFO L857 garLoopResultBuilder]: For program point L241-4(lines 241 258) no Hoare annotation was computed. [2021-10-21 19:30:51,960 INFO L857 garLoopResultBuilder]: For program point L241-5(lines 241 258) no Hoare annotation was computed. [2021-10-21 19:30:51,960 INFO L853 garLoopResultBuilder]: At program point L375(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,960 INFO L853 garLoopResultBuilder]: At program point L375-1(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,960 INFO L853 garLoopResultBuilder]: At program point L375-2(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,961 INFO L853 garLoopResultBuilder]: At program point L375-3(lines 360 378) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse13 (not .cse7)) (.cse9 (= 1 ~systemActive~0)) (.cse14 (<= ~waterLevel~0 2)) (.cse15 (not .cse1)) (.cse16 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse12 .cse13 .cse9 .cse14 .cse15 .cse16 .cse17 .cse18 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse11 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse4 .cse12 .cse13 .cse9 .cse14 .cse15 .cse16 .cse17 .cse18 .cse10)))) [2021-10-21 19:30:51,961 INFO L853 garLoopResultBuilder]: At program point L375-4(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,961 INFO L853 garLoopResultBuilder]: At program point L375-5(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,961 INFO L853 garLoopResultBuilder]: At program point L375-6(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,961 INFO L853 garLoopResultBuilder]: At program point L375-7(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,962 INFO L853 garLoopResultBuilder]: At program point L375-8(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,962 INFO L853 garLoopResultBuilder]: At program point L375-9(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,962 INFO L853 garLoopResultBuilder]: At program point L375-10(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,962 INFO L853 garLoopResultBuilder]: At program point L375-11(lines 360 378) the Hoare annotation is: false [2021-10-21 19:30:51,963 INFO L853 garLoopResultBuilder]: At program point L475(lines 470 478) the Hoare annotation is: (let ((.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse12 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= ULTIMATE.start_processEnvironment_~tmp~3 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (and .cse1 (not .cse11) .cse2 .cse3 (<= 2 ~waterLevel~0) .cse5 .cse6 (<= ~waterLevel~0 2) .cse7 .cse12 .cse8 .cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse12 .cse9 .cse10))) [2021-10-21 19:30:51,963 INFO L853 garLoopResultBuilder]: At program point L475-1(lines 470 478) the Hoare annotation is: false [2021-10-21 19:30:51,963 INFO L853 garLoopResultBuilder]: At program point L475-2(lines 470 478) the Hoare annotation is: false [2021-10-21 19:30:51,963 INFO L857 garLoopResultBuilder]: For program point L112(lines 111 156) no Hoare annotation was computed. [2021-10-21 19:30:51,963 INFO L853 garLoopResultBuilder]: At program point L443(lines 438 446) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8))) [2021-10-21 19:30:51,964 INFO L853 garLoopResultBuilder]: At program point L443-1(lines 438 446) the Hoare annotation is: (let ((.cse19 (= ~pumpRunning~0 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse14 (<= 1 ~methaneLevelCritical~0)) (.cse16 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse20 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not .cse19)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse6 (= 1 ~systemActive~0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse18 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse14 .cse1 .cse15 .cse5 .cse6 .cse8 .cse9 .cse16 .cse10 .cse12 .cse17 .cse18) (and .cse0 .cse14 .cse1 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse16 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse19 .cse20 .cse14 .cse15 .cse6 .cse16 .cse12) (and .cse0 .cse19 .cse20 .cse2 .cse3 .cse15 .cse6 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse5 .cse6 .cse8 .cse9 .cse10 .cse12 .cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse18)))) [2021-10-21 19:30:51,964 INFO L853 garLoopResultBuilder]: At program point L443-2(lines 438 446) the Hoare annotation is: false [2021-10-21 19:30:51,964 INFO L853 garLoopResultBuilder]: At program point L443-3(lines 438 446) the Hoare annotation is: false [2021-10-21 19:30:51,964 INFO L853 garLoopResultBuilder]: At program point L311(lines 304 314) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8))) [2021-10-21 19:30:51,965 INFO L853 garLoopResultBuilder]: At program point L443-4(lines 438 446) the Hoare annotation is: false [2021-10-21 19:30:51,965 INFO L853 garLoopResultBuilder]: At program point L311-1(lines 304 314) the Hoare annotation is: false [2021-10-21 19:30:51,965 INFO L853 garLoopResultBuilder]: At program point L443-5(lines 438 446) the Hoare annotation is: false [2021-10-21 19:30:51,965 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 253) no Hoare annotation was computed. [2021-10-21 19:30:51,965 INFO L853 garLoopResultBuilder]: At program point L311-2(lines 304 314) the Hoare annotation is: false [2021-10-21 19:30:51,966 INFO L857 garLoopResultBuilder]: For program point L245-1(lines 245 253) no Hoare annotation was computed. [2021-10-21 19:30:51,966 INFO L857 garLoopResultBuilder]: For program point L245-2(lines 245 253) no Hoare annotation was computed. [2021-10-21 19:30:51,966 INFO L857 garLoopResultBuilder]: For program point L245-3(lines 245 253) no Hoare annotation was computed. [2021-10-21 19:30:51,966 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 117) no Hoare annotation was computed. [2021-10-21 19:30:51,966 INFO L857 garLoopResultBuilder]: For program point L245-4(lines 245 253) no Hoare annotation was computed. [2021-10-21 19:30:51,967 INFO L857 garLoopResultBuilder]: For program point L245-5(lines 245 253) no Hoare annotation was computed. [2021-10-21 19:30:51,967 INFO L857 garLoopResultBuilder]: For program point L147(lines 147 151) no Hoare annotation was computed. [2021-10-21 19:30:51,967 INFO L857 garLoopResultBuilder]: For program point L147-2(lines 183 189) no Hoare annotation was computed. [2021-10-21 19:30:51,967 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 532) no Hoare annotation was computed. [2021-10-21 19:30:51,967 INFO L857 garLoopResultBuilder]: For program point L512-2(lines 512 532) no Hoare annotation was computed. [2021-10-21 19:30:51,967 INFO L857 garLoopResultBuilder]: For program point L512-4(lines 512 532) no Hoare annotation was computed. [2021-10-21 19:30:51,968 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,968 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,968 INFO L857 garLoopResultBuilder]: For program point L215-2(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,968 INFO L857 garLoopResultBuilder]: For program point L215-3(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,968 INFO L857 garLoopResultBuilder]: For program point L215-4(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,969 INFO L857 garLoopResultBuilder]: For program point L215-5(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,969 INFO L857 garLoopResultBuilder]: For program point L215-6(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,969 INFO L857 garLoopResultBuilder]: For program point L215-7(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,969 INFO L857 garLoopResultBuilder]: For program point L215-8(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,969 INFO L857 garLoopResultBuilder]: For program point L215-9(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,969 INFO L857 garLoopResultBuilder]: For program point L215-10(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,970 INFO L857 garLoopResultBuilder]: For program point L215-11(lines 215 232) no Hoare annotation was computed. [2021-10-21 19:30:51,970 INFO L853 garLoopResultBuilder]: At program point L183(lines 182 201) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0))) (let ((.cse11 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse12 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse14 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (<= 1 ~methaneLevelCritical~0)) (.cse1 (not .cse10)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse9 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse12 .cse13 .cse5 .cse14) (and .cse0 .cse10 .cse11 .cse12 .cse2 .cse5 .cse14) (and .cse0 .cse13 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9)))) [2021-10-21 19:30:51,970 INFO L857 garLoopResultBuilder]: For program point L183-1(lines 183 189) no Hoare annotation was computed. [2021-10-21 19:30:51,970 INFO L853 garLoopResultBuilder]: At program point L183-2(lines 182 201) the Hoare annotation is: false [2021-10-21 19:30:51,971 INFO L853 garLoopResultBuilder]: At program point L84(lines 1 997) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:30:51,971 INFO L853 garLoopResultBuilder]: At program point L183-3(lines 182 201) the Hoare annotation is: false [2021-10-21 19:30:51,971 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:30:51,971 INFO L857 garLoopResultBuilder]: For program point L483(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,971 INFO L857 garLoopResultBuilder]: For program point L483-1(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,971 INFO L857 garLoopResultBuilder]: For program point L483-2(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,972 INFO L857 garLoopResultBuilder]: For program point L483-3(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,972 INFO L857 garLoopResultBuilder]: For program point L483-4(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,972 INFO L857 garLoopResultBuilder]: For program point L483-5(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,972 INFO L857 garLoopResultBuilder]: For program point L483-6(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,972 INFO L857 garLoopResultBuilder]: For program point L483-7(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,973 INFO L857 garLoopResultBuilder]: For program point L219(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,973 INFO L857 garLoopResultBuilder]: For program point L483-8(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,973 INFO L857 garLoopResultBuilder]: For program point L219-1(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,973 INFO L857 garLoopResultBuilder]: For program point L483-9(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,973 INFO L857 garLoopResultBuilder]: For program point L219-2(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,973 INFO L857 garLoopResultBuilder]: For program point L483-10(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,974 INFO L857 garLoopResultBuilder]: For program point L219-3(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,974 INFO L857 garLoopResultBuilder]: For program point L483-11(lines 483 489) no Hoare annotation was computed. [2021-10-21 19:30:51,974 INFO L857 garLoopResultBuilder]: For program point L219-4(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,974 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-21 19:30:51,974 INFO L857 garLoopResultBuilder]: For program point L219-5(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,975 INFO L857 garLoopResultBuilder]: For program point L219-6(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,975 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-21 19:30:51,975 INFO L857 garLoopResultBuilder]: For program point L219-7(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,975 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-21 19:30:51,975 INFO L857 garLoopResultBuilder]: For program point L219-8(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,975 INFO L857 garLoopResultBuilder]: For program point L219-9(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,976 INFO L857 garLoopResultBuilder]: For program point L219-10(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,976 INFO L857 garLoopResultBuilder]: For program point L219-11(lines 219 227) no Hoare annotation was computed. [2021-10-21 19:30:51,976 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 422) no Hoare annotation was computed. [2021-10-21 19:30:51,976 INFO L857 garLoopResultBuilder]: For program point L121(lines 121 127) no Hoare annotation was computed. [2021-10-21 19:30:51,977 INFO L853 garLoopResultBuilder]: At program point L121-1(lines 121 127) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0))) (let ((.cse22 (<= 2 ~waterLevel~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (not .cse2)) (.cse7 (= 1 ~systemActive~0)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse24 (= ~waterLevel~0 1))) (let ((.cse23 (or (and .cse1 .cse12 .cse22 .cse7 .cse18) (and .cse1 .cse12 .cse7 .cse18 .cse24))) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse13 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6)) (.cse17 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse14 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (<= ~waterLevel~0 2)) (.cse15 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse16 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse19 (= ULTIMATE.start_main_~tmp~10 1)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse10 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse21 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse11 .cse12 .cse13 .cse14 .cse7 .cse8 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse13 .cse22 .cse7 .cse8 .cse17) (and .cse5 .cse6 .cse23 .cse14 .cse8 .cse15 .cse16 .cse9 .cse19) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse24) (and .cse11 .cse13 .cse23 .cse14 .cse8 .cse15 .cse16 .cse17 .cse19) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse22 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse13 (<= ~waterLevel~0 1) .cse7 .cse17) (and .cse0 .cse1 .cse12 .cse5 .cse6 .cse14 .cse7 .cse8 .cse15 .cse16 .cse18 .cse9 .cse19 .cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse10 .cse21))))) [2021-10-21 19:30:51,977 INFO L853 garLoopResultBuilder]: At program point L914-2(lines 914 928) the Hoare annotation is: false [2021-10-21 19:30:51,977 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 531) no Hoare annotation was computed. [2021-10-21 19:30:51,977 INFO L853 garLoopResultBuilder]: At program point L518-1(lines 1 997) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse13 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse14 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse15 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6)) (.cse4 (<= ~waterLevel~0 1)) (.cse7 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse21 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (not .cse1)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse22 (<= 2 ~waterLevel~0)) (.cse17 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= 1 ~systemActive~0)) (.cse23 (<= ~waterLevel~0 2)) (.cse18 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse19 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse12 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse24 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1)) (.cse25 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse10 .cse11 .cse4 .cse5 .cse6 .cse12 .cse8 .cse13) (and .cse0 .cse1 .cse11 .cse5 .cse6 .cse8 (= ~waterLevel~0 1)) (and .cse9 .cse0 .cse14 .cse15 .cse16 .cse10 .cse11 .cse4 .cse17 .cse5 .cse18 .cse19 .cse12 .cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13 .cse21) (and .cse0 .cse2 .cse16 .cse3 .cse22 .cse17 .cse5 .cse23 .cse18 .cse6 .cse7 .cse19 .cse24 .cse8 .cse25) (and .cse0 .cse14 .cse15 .cse2 .cse16 .cse3 .cse4 .cse17 .cse5 .cse18 .cse7 .cse19 .cse20 .cse21) (and .cse0 .cse16 .cse10 .cse11 .cse22 .cse17 .cse5 .cse23 .cse18 .cse6 .cse19 .cse12 .cse24 .cse8 .cse25)))) [2021-10-21 19:30:51,978 INFO L857 garLoopResultBuilder]: For program point L518-2(lines 518 531) no Hoare annotation was computed. [2021-10-21 19:30:51,978 INFO L853 garLoopResultBuilder]: At program point L518-3(lines 1 997) the Hoare annotation is: false [2021-10-21 19:30:51,978 INFO L857 garLoopResultBuilder]: For program point L518-4(lines 518 531) no Hoare annotation was computed. [2021-10-21 19:30:51,978 INFO L853 garLoopResultBuilder]: At program point L518-5(lines 1 997) the Hoare annotation is: false [2021-10-21 19:30:51,978 INFO L853 garLoopResultBuilder]: At program point L320(lines 315 323) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= ~pumpRunning~0 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~10 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) [2021-10-21 19:30:51,979 INFO L853 garLoopResultBuilder]: At program point L320-1(lines 315 323) the Hoare annotation is: false [2021-10-21 19:30:51,979 INFO L853 garLoopResultBuilder]: At program point L320-2(lines 315 323) the Hoare annotation is: false [2021-10-21 19:30:51,979 INFO L857 garLoopResultBuilder]: For program point L915(line 915) no Hoare annotation was computed. [2021-10-21 19:30:51,979 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,979 INFO L857 garLoopResultBuilder]: For program point L388-2(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,980 INFO L857 garLoopResultBuilder]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,980 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:30:51,980 INFO L857 garLoopResultBuilder]: For program point L388-5(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,980 INFO L853 garLoopResultBuilder]: At program point L190(lines 190 196) the Hoare annotation is: (let ((.cse18 (= ~pumpRunning~0 0))) (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse13 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse14 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 1)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (<= 1 ~methaneLevelCritical~0)) (.cse1 (not .cse18)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse13 .cse14 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse15 .cse4 .cse5 .cse7 .cse9 .cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse17) (and .cse0 .cse18 .cse13 .cse14 .cse19 .cse15 .cse5) (and .cse0 .cse18 .cse13 .cse14 .cse2 .cse15 .cse5) (and .cse0 .cse13 .cse14 .cse19 .cse1 .cse15 .cse4 .cse5 .cse7 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse9 .cse16 .cse17) (and .cse0 .cse19 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12)))) [2021-10-21 19:30:51,981 INFO L857 garLoopResultBuilder]: For program point L388-6(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,981 INFO L853 garLoopResultBuilder]: At program point L157(lines 110 158) the Hoare annotation is: false [2021-10-21 19:30:51,981 INFO L853 garLoopResultBuilder]: At program point L190-1(lines 190 196) the Hoare annotation is: false [2021-10-21 19:30:51,981 INFO L857 garLoopResultBuilder]: For program point L388-8(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,981 INFO L853 garLoopResultBuilder]: At program point L190-2(lines 190 196) the Hoare annotation is: false [2021-10-21 19:30:51,982 INFO L857 garLoopResultBuilder]: For program point L388-9(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,982 INFO L857 garLoopResultBuilder]: For program point L388-11(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,982 INFO L857 garLoopResultBuilder]: For program point L388-12(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,982 INFO L857 garLoopResultBuilder]: For program point L388-14(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,982 INFO L857 garLoopResultBuilder]: For program point L388-15(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,982 INFO L857 garLoopResultBuilder]: For program point L388-17(lines 388 392) no Hoare annotation was computed. [2021-10-21 19:30:51,983 INFO L853 garLoopResultBuilder]: At program point L488(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,983 INFO L853 garLoopResultBuilder]: At program point L488-1(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,983 INFO L853 garLoopResultBuilder]: At program point L488-2(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,983 INFO L853 garLoopResultBuilder]: At program point L488-3(lines 479 492) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse10 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse4 (= 1 ~systemActive~0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse10 .cse9 .cse11 .cse12 .cse4 .cse8) (and .cse0 .cse1 .cse10 .cse2 .cse11 .cse12 .cse4 .cse8))) [2021-10-21 19:30:51,983 INFO L853 garLoopResultBuilder]: At program point L488-4(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,984 INFO L853 garLoopResultBuilder]: At program point L488-5(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,984 INFO L853 garLoopResultBuilder]: At program point L488-6(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,984 INFO L853 garLoopResultBuilder]: At program point L488-7(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,984 INFO L853 garLoopResultBuilder]: At program point L488-8(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,984 INFO L853 garLoopResultBuilder]: At program point L488-9(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,985 INFO L853 garLoopResultBuilder]: At program point L488-10(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,985 INFO L853 garLoopResultBuilder]: At program point L488-11(lines 479 492) the Hoare annotation is: false [2021-10-21 19:30:51,985 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-21 19:30:51,985 INFO L857 garLoopResultBuilder]: For program point L918(lines 918 922) no Hoare annotation was computed. [2021-10-21 19:30:51,985 INFO L857 garLoopResultBuilder]: For program point L918-1(lines 183 189) no Hoare annotation was computed. [2021-10-21 19:30:51,986 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 528) no Hoare annotation was computed. [2021-10-21 19:30:51,986 INFO L857 garLoopResultBuilder]: For program point L522-2(lines 522 528) no Hoare annotation was computed. [2021-10-21 19:30:51,986 INFO L857 garLoopResultBuilder]: For program point L522-4(lines 522 528) no Hoare annotation was computed. [2021-10-21 19:30:51,986 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 992) no Hoare annotation was computed. [2021-10-21 19:30:51,986 INFO L860 garLoopResultBuilder]: At program point L985-1(lines 985 992) the Hoare annotation is: true [2021-10-21 19:30:51,986 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:30:51,987 INFO L853 garLoopResultBuilder]: At program point L394(lines 379 397) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8 .cse9))) [2021-10-21 19:30:51,987 INFO L853 garLoopResultBuilder]: At program point L394-1(lines 379 397) the Hoare annotation is: false [2021-10-21 19:30:51,987 INFO L853 garLoopResultBuilder]: At program point L394-2(lines 379 397) the Hoare annotation is: false [2021-10-21 19:30:51,987 INFO L853 garLoopResultBuilder]: At program point L394-3(lines 379 397) the Hoare annotation is: false [2021-10-21 19:30:51,988 INFO L853 garLoopResultBuilder]: At program point L394-4(lines 379 397) the Hoare annotation is: false [2021-10-21 19:30:51,988 INFO L853 garLoopResultBuilder]: At program point L394-5(lines 379 397) the Hoare annotation is: false [2021-10-21 19:30:51,988 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 137) no Hoare annotation was computed. [2021-10-21 19:30:51,988 INFO L853 garLoopResultBuilder]: At program point L131-1(lines 131 137) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 0))) (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (not .cse14)) (.cse10 (= 1 ~systemActive~0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0))) (let ((.cse15 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse16 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (or (and .cse7 .cse8 (<= 2 ~waterLevel~0) .cse10 .cse11) (and .cse7 .cse8 .cse10 .cse11 (= ~waterLevel~0 1)))) (.cse3 (<= ~waterLevel~0 2)) (.cse17 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse0 .cse9 .cse2 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13) (and .cse7 .cse14 .cse15 .cse16 .cse17 .cse10 .cse3) (and .cse7 .cse14 .cse15 .cse16 .cse0 .cse10 .cse3) (and .cse17 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse17 .cse8 .cse9 .cse2 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13))))) [2021-10-21 19:30:51,988 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:30:51,989 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 19:30:51,989 INFO L857 garLoopResultBuilder]: For program point L430(lines 430 434) no Hoare annotation was computed. [2021-10-21 19:30:51,994 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:30:52,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:30:52 BoogieIcfgContainer [2021-10-21 19:30:52,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:30:52,054 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:30:52,054 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:30:52,054 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:30:52,055 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:30:32" (3/4) ... [2021-10-21 19:30:52,059 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:30:52,089 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:30:52,092 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:30:52,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:30:52,096 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:30:52,098 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:30:52,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:30:52,103 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:30:52,133 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-21 19:30:52,133 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 [2021-10-21 19:30:52,134 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && 1 <= \result) && tmp == 1) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) && tmp___0 <= 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) [2021-10-21 19:30:52,134 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp___0 <= 1) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || ((((((((\result == 0 && methaneLevelCritical == 0) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((1 <= methaneLevelCritical && 1 <= tmp) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0) [2021-10-21 19:30:52,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((1 <= methaneLevelCritical && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0) [2021-10-21 19:30:52,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) [2021-10-21 19:30:52,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) [2021-10-21 19:30:52,138 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1)) || (((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) [2021-10-21 19:30:52,139 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) [2021-10-21 19:30:52,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) [2021-10-21 19:30:52,141 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) [2021-10-21 19:30:52,142 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1) [2021-10-21 19:30:52,144 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) [2021-10-21 19:30:52,144 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0) [2021-10-21 19:30:52,145 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) [2021-10-21 19:30:52,147 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) [2021-10-21 19:30:52,232 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:30:52,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:30:52,234 INFO L168 Benchmark]: Toolchain (without parser) took 21713.14 ms. Allocated memory was 104.9 MB in the beginning and 285.2 MB in the end (delta: 180.4 MB). Free memory was 70.5 MB in the beginning and 182.5 MB in the end (delta: -112.0 MB). Peak memory consumption was 68.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:30:52,235 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 104.9 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:30:52,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.35 ms. Allocated memory is still 104.9 MB. Free memory was 70.1 MB in the beginning and 71.4 MB in the end (delta: -1.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:30:52,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.17 ms. Allocated memory is still 104.9 MB. Free memory was 71.4 MB in the beginning and 66.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:30:52,236 INFO L168 Benchmark]: Boogie Preprocessor took 114.28 ms. Allocated memory is still 104.9 MB. Free memory was 66.5 MB in the beginning and 62.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:30:52,236 INFO L168 Benchmark]: RCFGBuilder took 1358.82 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 62.8 MB in the beginning and 98.7 MB in the end (delta: -35.9 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:30:52,237 INFO L168 Benchmark]: TraceAbstraction took 19226.25 ms. Allocated memory was 127.9 MB in the beginning and 285.2 MB in the end (delta: 157.3 MB). Free memory was 98.7 MB in the beginning and 198.2 MB in the end (delta: -99.5 MB). Peak memory consumption was 174.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:30:52,237 INFO L168 Benchmark]: Witness Printer took 178.64 ms. Allocated memory is still 285.2 MB. Free memory was 198.2 MB in the beginning and 182.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:30:52,240 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 104.9 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 678.35 ms. Allocated memory is still 104.9 MB. Free memory was 70.1 MB in the beginning and 71.4 MB in the end (delta: -1.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 142.17 ms. Allocated memory is still 104.9 MB. Free memory was 71.4 MB in the beginning and 66.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 114.28 ms. Allocated memory is still 104.9 MB. Free memory was 66.5 MB in the beginning and 62.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1358.82 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 62.8 MB in the beginning and 98.7 MB in the end (delta: -35.9 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19226.25 ms. Allocated memory was 127.9 MB in the beginning and 285.2 MB in the end (delta: 157.3 MB). Free memory was 98.7 MB in the beginning and 198.2 MB in the end (delta: -99.5 MB). Peak memory consumption was 174.2 MB. Max. memory is 16.1 GB. * Witness Printer took 178.64 ms. Allocated memory is still 285.2 MB. Free memory was 198.2 MB in the beginning and 182.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 19092.9ms, OverallIterations: 16, TraceHistogramMax: 2, EmptinessCheckTime: 58.5ms, AutomataDifference: 2474.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 12534.3ms, InitialAbstractionConstructionTime: 18.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2084 SDtfs, 3519 SDslu, 3642 SDs, 0 SdLazy, 534 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 857.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 599.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, InterpolantAutomatonStates: 104, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 440.5ms AutomataMinimizationTime, 16 MinimizatonAttempts, 1946 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 288 NumberOfFragments, 2317 HoareAnnotationTreeSize, 69 FomulaSimplifications, 66681105 FormulaSimplificationTreeSizeReduction, 3652.0ms HoareSimplificationTime, 69 FomulaSimplificationsInter, 8650276 FormulaSimplificationTreeSizeReductionInter, 8856.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 141.6ms SsaConstructionTime, 747.8ms SatisfiabilityAnalysisTime, 1707.7ms InterpolantComputationTime, 733 NumberOfCodeBlocks, 733 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 715 ConstructedInterpolants, 0 QuantifiedInterpolants, 1496 SizeOfPredicates, 6 NumberOfNonLiveVariables, 894 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 104/120 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: (((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1) - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((1 <= methaneLevelCritical && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && 1 <= \result) && tmp == 1) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) && tmp___0 <= 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1)) || (((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (((((((((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp___0 <= 1) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || ((((((((\result == 0 && methaneLevelCritical == 0) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((1 <= methaneLevelCritical && 1 <= tmp) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 19:30:52,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd56095-800e-4c0c-b501-d5b3a73e7fdc/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...